gamma-hexalactone

Also known as: 4-Hexanolide, gamma-Caprolactone, gamma-Hexanolactone, 5-Ethyldihydro-2(3H)-furanone, Dihydro-5-ethyl-2(3H)-furanone, γ-Caprolactone, 4-Hydroxyhexanoic acid gamma-lactone

gamma-hexalactone (CAS 695-06-7) is a compound in the Esters category listed in the Jingsj chemical database. It has the molecular formula C6H10O2 and a molecular weight of 114.142 g/mol. Key properties include a melting point of -18°C, a boiling point of 214.9±8.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 98.3±0.0 °C. It is classified under GHS with signal word Warning and hazard statements H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 695-06-7
Jingsj CID: J-27355-2
Molecular Formula: C₆H₁₀O₂
Molecular Weight: 114.142 g/mol
Category: Esters
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	-18°C
Boiling Point	214.9±8.0 °C at 760 mmHg
Density	1.0±0.1 g/cm3
Flash Point	98.3±0.0 °C
Exact Mass	114.068077
PSA	26.30000
LogP	0.26
Vapor Pressure	0.2±0.4 mmHg at 25°C
Refractive Index	1.432

GHS Safety & Compliance

IrritantSignal word: Warning

H319 — Causes serious eye irritation

Activity & Biological Data

Additional Information	[1]. E-Nose and GC-MS Reveal a Difference in the Volatile Profiles of White- and Red-Fleshed Peach Fruit. Sensors (Basel). 2018 Mar 2;18(3). [2]. Bianchi T, et al. Investigation of the aroma of commercial peach (Prunus persica L. Batsch) types by Proton Transfer Reaction-Mass Spectrometry (PTR-MS) and sensory analysis. Food Res Int. 2017 Sep;99(Pt 1):133-146. [3]. Shangula S, et al. PON1 increases cellular DNA damage by lactone substrates. Arch Toxicol. 2019 Jul;93(7):2035-2043.

Additional Information

[1]. E-Nose and GC-MS Reveal a Difference in the Volatile Profiles of White- and Red-Fleshed Peach Fruit. Sensors (Basel). 2018 Mar 2;18(3). [2]. Bianchi T, et al. Investigation of the aroma of commercial peach (Prunus persica L. Batsch) types by Proton Transfer Reaction-Mass Spectrometry (PTR-MS) and sensory analysis. Food Res Int. 2017 Sep;99(Pt 1):133-146. [3]. Shangula S, et al. PON1 increases cellular DNA damage by lactone substrates. Arch Toxicol. 2019 Jul;93(7):2035-2043.

Customs & Trade Information

HS Code	2932209090
Summary	2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of gamma-hexalactone?

The CAS number of gamma-hexalactone is 695-06-7.

What are the molecular formula and molecular weight of gamma-hexalactone?

gamma-hexalactone has molecular formula C6H10O2 and molecular weight 114.142 g/mol.

Is gamma-hexalactone hazardous?

gamma-hexalactone has GHS signal word Warning and hazard statements H319 — Causes serious eye irritation.

What are the upstream and downstream products of gamma-hexalactone?

For gamma-hexalactone, Upstream Products: 6-Hepten-3-ol, Cyclohexanone, (E)-3-hexenoic acid; Downstream Products: Pent-1-ene, acetic acid, 5-Hydroxymethyl-2-furancarboxylic acid.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "gamma-hexalactone (CAS 695-06-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-27355-2 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.